Finding the Fourth Proportional to 1,795,197.75, 2,477,361.11 and 1,020,828.66
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Solution
The fourth proportional to 1,795,197.75, 2,477,361.11 and 1,020,828.66 is: 1,408,736.85
Step by Step Solution
- Step 1: Write the proportion equation
1,795,197.75 : 2,477,361.11 = 1,020,828.66 : x - Step 2: Convert to fraction form
1,795,197.75/2,477,361.11 = 1,020,828.66/x - Step 3: Cross multiply
1,795,197.75x = 2,477,361.11 × 1,020,828.66 - Step 4: Simplify right side
1,795,197.75x = 2,528,961,217,153.27 - Step 5: Solve for x
x = 2,528,961,217,153.27/1,795,197.75 - Step 6: Final answer
x = 1,408,736.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.